CIRCUIT BOARD LAMINATE, METAL BASE CIRCUIT BOARD, AND POWER MODULE

摘要

PROBLEM TO BE SOLVED: To provide: a circuit board laminate that is excellent in heat resistance, durability and solder connection reliability and has long-term reliability; a metal base circuit board; and a power module.SOLUTION: A circuit board laminate includes a metal substrate 2, an insulating layer 3 disposed on at least one surface of the metal substrate 2 and a metal foil 4 disposed on the insulating layer 3. The insulating layer 3 contains: a crosslinked copolymer of a bisphenol cyanate resin and a novolac cyanate resin; and an inorganic filler.SELECTED DRAWING: Figure 2